Ha is a partner in VILAF Energy, Infrastructure and Natural Resources Group. He regularly advises and represents Fortune 500 companies and Vietnamese Government Agencies in many of the most complex matters in the country’s energy, infrastructure, and natural resources sectors. He has been instrumental in drafting major regulations affecting Vietnam energy sector. Prior to private practice, Ha managed the Vietnam legal and compliance function of a World Bank/IFC project, Unilever, and Unocal (now Chevron). Ha has been consistently recognised by independent legal publications as a leading lawyer in Energy, Infrastructure and natural resources, and Corporate M&A.